EXT4 In Linux 5.6 To See Big Write Performance Boost For Direct I/O

[Azrael5]

Once the RAM is full the operating system crashes the computer. Why? I currently use the 5.0 kernell and ext4 on Kde Neon operating system.

[mifritscher]

I think of databases.

[Buntolo]

Is there an everyday (or at least not uncommon) scenario where this may bring improvements?

[phoronix]

Phoronix: EXT4 In Linux 5.6 To See Big Write Performance Boost For Direct I/O

For those of you running EXT4 with Direct I/O on the likes of Intel Optane DC Persistent Memory or PMEM simulated via a virtual machine, better write performance is coming when overwriting already allocated blocks...

http://www.phoronix.com/scan.php?page=news_item&px=EXT4-Linux-5.6-DIO-Boost